I must wash my hands repeatedly. Such an idea or mental picture may pop into your head unasked. Such ideas are unwanted if they are repetitive, unpleasant or difficult to resist. In addition to compulsive acts, they can exacerbate jealousy, temptation, or unreasonable guilt. Swedenborg’s account of unconscious inflow from a spirit realm can give the sufferer some confidence that unwanted thoughts can be ignored and got rid of.